Samples and Populations 5/13-5/17

_______ is a part of a group being surveyed.

• Sample
• Population
• Random Sample
• Quartile

Tags

CCSS.7.SP.A.1

CCSS.7.SP.A.2

_______ is the entire group of objects or individuals considered for a survey.

• Sample
• Population
• Random Sample
• Quartile

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.B.4

True or False: all samples lead to a good prediction about an entire population.

• True
• False

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.4

A school surveys all 7th grade boys to determine what to sell in the school store.  This sample is _________.

• Biased
• Unbiased
• Representative
• Peanut butter cups

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.A.1

A school survey asked 50 girls to identify their favorite items on the school cafeteria menu. This sample is ________________.

• Biased
• Unbiased
• Representative
• Numerical

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.A.1

A student wants to know which type of pizza the students at his high school prefer. Which option would give a unbiased, representative sample:

• Asking all the students in the hot lunch line.
• Asking 10 random students from each homeroom.
• Asking every other student who gets off a school bus.
• Asking all the 10th graders.

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.4

A new cable TV station wants to study the viewing habits of households.  The station surveys every household that purchased a new TV within the last 2 years in New York.  Is this random sampling?

• Yes
• No

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.4

A U.S. senator from Maine wants to find out the opinion of the voters in his state on issues concerning education.  The office of the senator sends out a survey to a random sample of registered voters in Maine.  Is this random sampling?

• Yes
• No

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.4

Leslie surveyed the 9 youngest students in the elementary school.  Is this sample of the students in the school likely to be representative of all the students in the school?

• yes
• no

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.A.1

A school randomly chose ten English teachers and asked them which type of juice their students would prefer. Which reason best shows why this sample is biased?

• The sample didn't include students.
• The sample is too small.
• The sample can only be accurate if each teacher is included in the sample

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.A.1